/*

 * Licensed to the Apache Software Foundation (ASF) under one

 * or more contributor license agreements.  See the NOTICE file

 * distributed with this work for additional information

 * regarding copyright ownership.  The ASF licenses this file

 * to you under the Apache License, Version 2.0 (the

 * "License"); you may not use this file except in compliance

 * with the License.  You may obtain a copy of the License at

 *

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.bff.gaia.unified.sdk.testing;



import com.bff.gaia.unified.sdk.Pipeline;

import com.bff.gaia.unified.sdk.PipelineResult;

import com.bff.gaia.unified.sdk.PipelineRunner;

import com.bff.gaia.unified.sdk.options.PipelineOptions;



/**

 * A {@link PipelineRunner} that applies no overrides and throws an exception on calls to {@link

 * Pipeline#run()}. For use in {@link TestPipeline} to construct but not execute pipelines.

 */

public final class CrashingRunner extends PipelineRunner<PipelineResult> {



  @SuppressWarnings("unused") // used by reflection

  public static CrashingRunner fromOptions(PipelineOptions opts) {

    return new CrashingRunner();

  }



  @Override

  public PipelineResult run(Pipeline pipeline) {

    throw new IllegalArgumentException(

        String.format(

            "Cannot call #run(Pipeline) on an instance "

                + "of %s. %s should only be used as the default to construct a Pipeline "

                + "using %s, and cannot execute Pipelines. Instead, specify a %s "

                + "by providing PipelineOptions in the system property '%s'.",

            CrashingRunner.class.getSimpleName(),

            CrashingRunner.class.getSimpleName(),

            TestPipeline.class.getSimpleName(),

            PipelineRunner.class.getSimpleName(),

            TestPipeline.PROPERTY_BEAM_TEST_PIPELINE_OPTIONS));

  }

}